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Konekti Blog

Are You Using the AWS Default VPC? Stop now!

Nov 08, 2018 | by Jeff Loughridge

In the beginning, the EC2 team in Cape Town, South Africa developed a flat IP network for EC2 instances. Hypervisor-based firewalls separated tenants. Without any way to summarize IP addresses, the network admins’ had a difficult task ensuring developers could reach the instances. The year 2009 ushered in the VPC and the networking components that have underpinned the amazing cloud architecture patterns we have today. The introduction of the VPC was accompanied by the defa...

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The Shared Network Infrastructure VPC

Oct 13, 2018 | by Jeff Loughridge

Are you uneasy about the way your team manages your VPCs with CloudFormation? As we work with our clients to automate AWS infrastructure, we encourage them to follow established best practices to avoid the painful lessons that beget these recommendations. The belief that your public cloud infrastructure has unique requirements that deviate from AWS’s recommendation is incorrect more often than not. I will highlight a practice that we recommend: the shared network infrastru...

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The online publication The Information reported in mid-July 2018 that AWS was preparing to sell white box switches with built-in connectivity to its cloud offerings. The rumor depressed Cisco stock and triggered a call from Cisco CEO Chuck Robbins to AWS CEO Andy Jassy. AWS confirmed a Cisco spokeman’s statement that AWS is “not actively building a commercial network switch.” While this statement may be true, I suspect that AWS does have plans to breach enterprise data cen...

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Native AWS Transit VPC in the Works

Aug 13, 2018 | by Jeff Loughridge

Last week Pratik Mankad, AWS Solutions Architect, confirmed that AWS is examining a native Transit VPC solution. In making the statement, he was responding to an audience member’s question in a joint AWS/Juniper/CBT Nuggets webinar on the use of Juniper vSRX in Transit VPC. For readers not familiar with Transit VPC, let’s cover what the solution provides. AWS customers frequently implement many VPCs for logical separation of workloads. If the customer wants the VPCs to co...

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Decoding 'Bring Your Own IP' Preview for AWS VPC

Aug 12, 2018 | by Jeff Loughridge

In Werner Vogels’s keynote at the AWS NYC Summit, he announced the preview release of Bring Your Own IP Address. The VPC feature allows customers to use IP addresses they own as public addresses in the VPC. Is it hard to grasp what exactly this means and how it benefits AWS customers? Before delving in, let’s take a step back and examine public and private IP addresses in the VPC. Private IP Addresses in the VPC When you create a VPC, you specify a Classless Interdomain ...

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